Leap0 vs Smol Machines

Leap0 costs $0.0504 per vCPU-hour and Smol Machines costs $0.05 per vCPU-hour. Leap0 runs Firecracker microVMs and limits a session to 8 hours. Smol Machines runs microVMs.

Updated Oct 15, 2026

Leap0

Firecracker microVM sandboxes for running untrusted code.

Isolation: Firecracker microVM
Free tier: Free during public preview
Max session: 8 hours

Visit site Leap0 profile

Smol Machines

Hosted Linux microVMs with their own kernel, for agents and untrusted code.

Isolation: MicroVM
Free tier: $100 credit, one time
Max session: Not listed

Visit site Smol Machines profile

What is different

7 fields differ. The rest are the same or not listed.

Field

Leap0

Smol Machines

vCPU, per hour: Leap0: $0.0504; Smol Machines: $0.05
Free tier: Leap0: Free during public preview; Smol Machines: $100 credit, one time
Billing: Leap0: Per second; Smol Machines: Active CPU time only
Largest sandbox: Leap0: 8 vCPU · 8 GiB; Smol Machines: 32 vCPU · 32 GiB
Isolation: Leap0: Firecracker microVM; Smol Machines: MicroVM
Snapshots: Leap0:; Smol Machines: No
SDKs: Leap0: Python, JavaScript / TypeScript; Smol Machines: TypeScript, Python, Rust

Full comparison

18 fields, at each provider's list price

Leap0leap0.dev

Smol Machinessmolmachines.com/pricingsmolmachines.com

Pricing

vCPU, per hour: Leap0: $0.0504; Smol Machines: $0.05
RAM, per GiB-hour: Leap0: $0.0162; Smol Machines: $0.0162
Storage: Leap0: Not listed; Smol Machines: $0.0001 per GiB-hour
Free tier: Leap0: Free during public preview; Smol Machines: $100 credit, one time
Paid plan from: Leap0: Not listed; Smol Machines: Pay as you go
Billing: Leap0: Per second; Smol Machines: Active CPU time only

Limits

Max session: Leap0: 8 hours; Smol Machines: Not listed
Idle stop: Leap0: Not listed; Smol Machines: Not listed
Largest sandbox: Leap0: 8 vCPU · 8 GiB; Smol Machines: 32 vCPU · 32 GiB
Concurrent sandboxes: Leap0: Not listed; Smol Machines: Up to 1,000

Platform

Isolation: Leap0: Firecracker microVM; Smol Machines: MicroVM
GPU: Leap0: Not listed; Smol Machines: No
Snapshots: Leap0:; Smol Machines: No
Pause and resume: Leap0:; Smol Machines:

Developer

SDKs: Leap0: Python, JavaScript / TypeScript; Smol Machines: TypeScript, Python, Rust
Integrations: Leap0: MCP, Claude Code; Smol Machines: Not listed

Trust

License: Leap0: Not listed; Smol Machines: Apache-2.0
BYOC: Leap0: Via the sales team; Smol Machines: Not listed

Hourly cost

One sandbox running for one hour

Size

Leap0

Smol Machines

1 vCPU · 2 GiB: Leap0: $0.083; Smol Machines: $0.082
2 vCPU · 4 GiB: Leap0: $0.166; Smol Machines: $0.165
4 vCPU · 8 GiB: Leap0: $0.331; Smol Machines: $0.330

Compute only, at list rates.

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Which one fits

Based on the fields above

Leap0 fits when

You use MCP or Claude Code.
You need snapshots.
You need a desktop in the sandbox.
You need the sandboxes in your own cloud account.

Smol Machines fits when

You want an open-source platform (Apache-2.0) that you can self-host.
You want the lower list price: $0.165 against $0.166 an hour for 2 vCPU and 4 GiB.
Your code waits a lot: CPU is billed only while it is in use.
You need a sandbox larger than 8 vCPU · 8 GiB.

More comparisons

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Leap0

Smol Machines

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Leap0 fits when

Smol Machines fits when

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